SF21 Просмотр технического описания (PDF) - Zibo Seno Electronic Engineering Co.,Ltd

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Компоненты Описание

производитель

SF21

2.0A SUPERFAST RECTIFIER

Zibo Seno Electronic Engineering Co.,Ltd 

Z ibo Seno Electronic Engineering Co., Ltd.

2.5

2.0

1.5

1.0

0.5

Single phase half-wave

60 Hz resistive or inductive load

0

25 50 75 100 125

150 175 200

TA, AMBIENT TEMPERATURE (°C)

Fig. 1 Forward Current Derating Curve

60

40

20

SF21 – SF28

10

SF21 - SF24

SF25 - SF26

2.0

SF27 - SF28

1.0

0.01

Tj = 25°C

Pulse width = 300µs

0.6

0.8

1.0

1.2

1.4

VF, INSTANTANEOUS FORWARD VOLTAGE (V)

Fig. 2 Typical Forward Characteristics

100

SF21 - SF24

Tj = 25°C

f = 1.0MHz

SF25 - SF28

10

0

1

10

100

NUMBER OF CYCLES AT 60Hz

Fig. 3 Peak Forward Surge Current

50Ω NI (Non-inductive)

10Ω NI

(+)

50V DC

Approx

(-)

Device

Under

Test

1.0Ω

NI

Oscilloscope

(Note 1)

(-)

Pulse

Generator

(Note 2)

(+)

1

1

+0.5A

10

100

VR, REVERSE VOLTAGE (V)

Fig. 4 Typical Junction Capacitance

trr

0A

-0.25A

Notes:

1. Rise Time = 7.0ns max. Input Impedance = 1.0MΩ, 22pF.

2. Rise Time = 10ns max. Input Impedance = 50Ω.

-1.0A

Set time base for 5/10ns/cm

Fig. 5 Reverse Recovery Time Characteristic and Test Circuit

SF21 – SF28

2 of 2

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